command help spacing

cmd/ipfs/ipfs.go

@@ -41,8 +41,7 @@ Advanced Commands:
 
     mount         Mount an ipfs read-only mountpoint.
     serve         Serve an interface to ipfs.
-
-	net-diag	  Print network diagnostic
+    net-diag      Print network diagnostic
 
 Use "ipfs help <command>" for more information about a command.
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